PBDB Collection

Murfreesboro (Ordovician of the United States)

Where: Tennessee (35.5° N, 86.5° W: paleocoordinates 28.1° S, 66.4° W)

• basin-level geographic resolution

When: Murfreesboro Limestone Formation, Ashbyan (457.3 - 449.6 Ma)

• formation-level stratigraphic resolution

Environment/lithology: shallow subtidal; lithified, bioturbated, peloidal, shelly/skeletal wackestone and packstone

• Geologic information from fieldwork of S.M. Holland and M.E. Patkowsky

• skeletal to peloidal wackestone and packstone, generally medium to thick bedded. highly bioturbated.

Size classes: macrofossils, mesofossils

Preservation: original calcite, replaced with calcite, replaced with silica

Collection methods: bulk

Primary reference: C. W. Wilson. 1949. Pre-Chattanooga stratigraphy in Central Tennessee. Tennessee Division of Geology Bulletin 56:1-415 [S. Holland/S. Holland]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 5327: authorized by Steven Holland, entered by Steven Holland on 23.09.1999, edited by Pete Wagner

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names

Strophomenata
Strophomenida - Strophomenidae	Strophomena incurvata, Strophomena filitexta Strophomena incurvata Shephard 1838 Strophomena filitexta Hall 1847
Rhynchonellata
Orthida - Draboviidae	"Pianodema subaequata" = Pionodema subaequata "Pianodema subaequata" = Pionodema subaequata Conrad 1843
Orthida - Plaesiomyidae	"Valcourea deflecta" = Campylorthis deflecta "Valcourea deflecta" = Campylorthis deflecta Conrad 1843
Orthida - Hesperorthidae	Hesperorthis tricenaria Hesperorthis tricenaria Conrad 1843
Stenolaemata
Trepostomida -	Nicholsonella frondifera, Nicholsonella pulchra Nicholsonella frondifera Nicholsonella pulchra
Cephalopoda
Barrandeocerida - Plectoceratidae	Plectoceras bondi Plectoceras bondi
Actinocerida - Ruedemannoceratidae	"Cyrtoceras ? stonense" = Ruedemannoceras stonense "Cyrtoceras ? stonense" = Ruedemannoceras stonense Safford 1869
Actinocerida - Gonioceratidae	Gonioceras occidentale Gonioceras occidentale
Gastropoda
Bellerophontida - Bucaniidae	"Bucania emmonsi" = Loxobucania emmonsi "Bucania emmonsi" = Loxobucania emmonsi Ulrich and Scofield 1897 snail
Bellerophontida - Plectonotidae	Tetranota bidorsata Tetranota bidorsata Hall 1847 snail
Murchisoniina - Trochonematidae	"? Lophospira trochonemoides n. sp." = Trochonema trochonemoides¹, Trochonema bellulum "? Lophospira trochonemoides n. sp." = Trochonema trochonemoides¹ Ulrich and Scofield 1897 snail Trochonema bellulum Ulrich and Scofield 1897 snail
Murchisoniina - Lophospiridae	Ectomaria prisca, "Lophospira centralis" = Eunema centralis, "Eunema centralis" = Eunema centralis², "Lophospira procera" = Lophospira milleri, Lophospira perangulata Ectomaria prisca Billings 1859 snail "Lophospira centralis" = Eunema centralis Ulrich and Scofield 1897 snail "Eunema centralis" = Eunema centralis² Ulrich and Scofield 1897 snail "Lophospira procera" = Lophospira milleri Miller 1877 snail Lophospira perangulata Hall 1847 snail
Murchisoniina - Eotomariidae	"Liospira decipiens" = Liospira decipens, Liospira subconcava, Liospira americana, Liospira progne, Eotomaria labiosa, Eotomaria canalifera, "Liospira abrupta n. sp." = Paraliospira abrupta¹ "Liospira decipiens" = Liospira decipens Ulrich and Scofield 1897 snail Liospira subconcava Ulrich and Scofield 1897 snail Liospira americana Billings 1860 snail Liospira progne Billings 1860 snail Eotomaria labiosa Ulrich and Scofield 1897 snail misentered Ectomaria labiosa Eotomaria canalifera Ulrich and Scofield 1897 snail misentered Ectomaria canalifera "Liospira abrupta n. sp." = Paraliospira abrupta¹ Ulrich and Scofield 1897 snail
Murchisoniina - Subulitidae	Cyrtospira tortilis n. sp.¹ Cyrtospira tortilis n. sp.¹ Ulrich and Scofield 1897 snail
Euomphalina - Macluritidae	Maclurites nitidus, Maclurites magnus Maclurites nitidus Ulrich and Scofield 1897 snail Maclurites magnus Le Sueur 1818 snail
Euomphalina - Platyceratidae	"Cyclonema (? Gyronema) praecipitum n. sp." = Cyclonema praecipitum¹ "Cyclonema (? Gyronema) praecipitum n. sp." = Cyclonema praecipitum¹ Ulrich and Scofield 1897 snail
Euomphalina - Helicotomidae	Ophiletina sublaxa, Helicotoma declivis, Helicotoma tennesseensis, Helicotoma subquadrata Ophiletina sublaxa Ulrich and Scofield 1897 snail Helicotoma declivis Safford 1869 snail Helicotoma tennesseensis Safford 1869 snail Helicotoma subquadrata Ulrich and Scofield 1897 snail
Euomphalina - Holopeidae	Raphistomina modesta, "Eccyliomphalus contiguus n. sp." = Pachystrophia contiguus¹ Raphistomina modesta Ulrich and Scofield 1897 snail "Eccyliomphalus contiguus n. sp." = Pachystrophia contiguus¹ Ulrich and Scofield 1897 snail
Bivalvia
Solemyida - Ctenodontidae	Ctenodonta gibberula Ctenodonta gibberula clam
Modiomorphida - Modiomorphidae	Modiolopsis ? consimilis, Whiteavesia saffordi Modiolopsis ? consimilis clam Whiteavesia saffordi clam
Ostracoda
Leperditicopida - Leperditiidae	Leperditia fabulites Leperditia fabulites ostracod
Trilobita
Phacopida - Pterygometopidae	Pterygometopus troosti Pterygometopus troosti trilobite
Salterella
- Salterellidae	Salterella billingsi Salterella billingsi
Demospongiae
Lithistida - Anthaspidellidae	Zittelella varians Zittelella varians Billings 1861 demosponge

¹Ulrich and Scofield 1897; ²Wagner 2023